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Finding the Fourth Proportional to 365,086.60, 547,532.70 and 112,366.60

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Solution

The fourth proportional to 365,086.60, 547,532.70 and 112,366.60 is: 168,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,086.60 : 547,532.70 = 112,366.60 : x
  2. Step 2: Convert to fraction form
    365,086.60/547,532.70 = 112,366.60/x
  3. Step 3: Cross multiply
    365,086.60x = 547,532.70 × 112,366.60
  4. Step 4: Simplify right side
    365,086.60x = 61,524,387,887.82
  5. Step 5: Solve for x
    x = 61,524,387,887.82/365,086.60
  6. Step 6: Final answer
    x = 168,519.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.